onsemi

CAT809TSDI-T3

CAT809TSDI-T3 Description

The CAT809TSDI-T3 is a highly specialized integrated circuit (IC) designed for power management applications, particularly as a supervisor for microprocessors (MPUs). Manufactured by onsemi, a leading provider of power management solutions, this IC is designed to monitor a single voltage level with a threshold of 3.08V. It features a surface mount package, specifically the SC70, which is ideal for compact and high-density PCB designs. The CAT809TSDI-T3 is housed in a tape and reel (TR) package, facilitating efficient and automated assembly processes.

This IC is equipped with a reset timeout of at least 140ms, ensuring reliable system initialization and fault recovery. The reset output is active low, which is a common requirement for many microprocessor systems. Despite its obsolescence status, the CAT809TSDI-T3 remains a robust choice for legacy systems and applications where its specific voltage monitoring and reset capabilities are required.

CAT809TSDI-T3 Features

• Single Voltage Monitoring: The CAT809TSDI-T3 is designed to monitor a single voltage level, making it highly efficient for systems that require precise control over a specific power rail.
• 3.08V Threshold Voltage: This precise threshold voltage ensures accurate monitoring and reliable system performance, particularly in applications sensitive to voltage fluctuations.
• 140ms Minimum Reset Timeout: The extended reset timeout period provides ample time for system components to stabilize, ensuring a reliable reset sequence.
• Active Low Reset Output: Compatible with a wide range of microprocessors and systems that require an active low reset signal.
• Surface Mount Package: The SC70 package is compact and suitable for high-density PCB designs, making it ideal for space-constrained applications.
• Tape & Reel Packaging: Facilitates automated assembly processes, enhancing manufacturing efficiency and reducing production costs.
• Moisture Sensitivity Level 1: The MSL 1 rating indicates that the IC is unaffected by moisture, ensuring long-term reliability and performance in various environmental conditions.

CAT809TSDI-T3 Applications

The CAT809TSDI-T3 is well-suited for a variety of applications where precise voltage monitoring and reliable reset functionality are critical. Some specific use cases include:

• Microprocessor Systems: Ideal for supervising the power supply of microprocessors, ensuring proper initialization and fault recovery.
• Embedded Systems: Useful in embedded systems where power management and system stability are paramount.
• Industrial Control Systems: Provides reliable power monitoring in industrial environments, ensuring consistent operation of critical components.
• Telecommunications Equipment: Ensures stable power supply and reliable reset functionality in telecommunication systems.
• Consumer Electronics: Suitable for consumer electronics where compact design and high reliability are essential.

Conclusion of CAT809TSDI-T3

The CAT809TSDI-T3 is a versatile and reliable power management IC designed for precise voltage monitoring and system reset functionality. Despite its obsolescence status, it remains a valuable component for legacy systems and applications where its specific features are required. Its compact SC70 package, precise 3.08V threshold voltage, and 140ms minimum reset timeout make it an ideal choice for a wide range of applications, from microprocessor systems to industrial control equipment. The CAT809TSDI-T3 continues to offer robust performance and reliability, ensuring stable operation and efficient power management in various electronic systems.